<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="位置名称" prop="locationName">
        <el-input
          v-model="queryParams.locationName"
          placeholder="请输入位置名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
	    <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:location:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="info"
          plain
          icon="el-icon-sort"
          size="mini"
          @click="toggleExpandAll"
        >展开/折叠</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table
      v-if="refreshTable"
      v-loading="loading"
      :data="locationList"
      row-key="id"
      :default-expand-all="isExpandAll"
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
    >
      <el-table-column label="序号" align="center" prop="id" >
        <template slot-scope="scope">
          <span>{{scope.$index+1}}</span>
        </template>
      </el-table-column>
      <el-table-column label="位置名称" align="center" prop="locationName" />
      <el-table-column label="层级名称" align="center" prop="tierNaem" />
      <el-table-column label="所属学校" align="center" prop="schoolName" />
      <el-table-column label="是否有效 0有效 1无效" align="center" prop="status" >
        <template slot-scope="scope">
          <el-tag type="success" v-if="scope.row.status == 0">有效</el-tag>
          <el-tag type="danger" v-if="scope.row.status == 1">无效</el-tag>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:location:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-plus"
            @click="handleAdd(scope.row)"
            v-hasPermi="['system:location:add']"
          >新增</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:location:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 添加或修改空间位置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="上级位置" prop="pid">
          <treeselect v-model="form.pid"  @select="selected" :options="locationOptions" :normalizer="normalizer" placeholder="请选择上级id" />
        </el-form-item>
        <el-form-item label="位置名称" prop="locationName">
          <el-input v-model="form.locationName" placeholder="请输入位置名称" />
        </el-form-item>
        <el-form-item label="层级名称" prop="tierNaem">
          <el-input :disabled="true" v-model="form.tierNaem" placeholder="" />
        </el-form-item>
        <el-form-item label="所属学校" prop="ipassSchoolId">
            <el-select v-model="form.ipassSchoolId" placeholder="请选择">
              <el-option v-for="obj in schoolAll" :key="obj.id" :label="obj.name" :value="obj.id"></el-option>
            </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm(form)">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listLocation, getLocation, delLocation, addLocation, updateLocation } from "@/api/yc-location/location";
import { getAll } from "@/api/zq-school/school";

import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import log from '../../monitor/job/log'

export default {
  name: "Location",
  components: {
    Treeselect
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 显示搜索条件
      showSearch: true,
      // 空间位置表格数据
      locationList: [],
      // 空间位置树选项
      locationOptions: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 是否展开，默认全部展开
      isExpandAll: true,
      // 重新渲染表格状态
      refreshTable: true,
      // 查询参数
      queryParams: {
        locationName: null,
      },
      // 所属学校复选框
      schoolAll: [{
        id: '',
        name: ''
      }],
      // 表单参数
      form: {
        locationName: ''
      },
      // 表单校验
      rules: {
        pid: [
          { required: true, message: "上级id不能为空", trigger: "blur" }
        ],
        locationName: [
          { required: true, message: "位置名称不能为空", trigger: "blur" }
        ],
        ipassSchoolId: [
          { required: true, message: "学校id不能为空", trigger: "change" }
        ],
        status: [
          { required: true, message: "是否有效 0有效 1无效不能为空", trigger: "change" }
        ],
      }
    };
  },
  watch: {
    'form.locationName': {
      handler(item1, item2) {
        if(this.form.pid != null && this.form.pid != '' || this.form.pid == 0 ){
          this.selectTierName(this.form.pid,item1)
        }
      }
    }
    },
    created() {
      this.getList();
    },
    methods: {
      selected(obj){
          this.selectTierName(obj.id,this.form.locationName)
      },
      // 查询层级名称
      selectTierName(id,item1){
        let name = ''
        for (let location in this.locationList){
          let a = this.locationList[location]
          if (a.id == id){
            name = a.locationName
            if(item1 == null && item1 == ''){
              this.form.tierNaem = name
            }else {
              this.form.tierNaem = name + '/' + item1
            }
            return
          }
          name = this.getChildren(id,a)
          if(name){
            if(item1 == null && item1 == ''){
              this.form.tierNaem = name
            }else {
              this.form.tierNaem = name + '/' + item1
            }
            return
          }
        }
        this.form.tierNaem = item1
      },
      // 递归查询层级
      getChildren(id,children){
        let name = ''
        for (let location1 in children.children){
          let b = children.children[location1]
          if (b.id == id){
            name = children.locationName + '/' + b.locationName
            break
          }
          let ff = this.getChildren(id,b)
          if (ff){
            name = children.locationName + '/' + ff
            break
          }
        }
        return name
      },
      /** 查询空间位置列表 */
      getList() {
        this.loading = true;
        listLocation(this.queryParams).then(response => {
          this.locationList = this.handleTree(response.data, "id", "pid");
          this.loading = false;
        });
      },
      getAll() {
        getAll().then(response => {
          this.schoolAll = response.rows
        })
      },

      /** 转换空间位置数据结构 */
      normalizer(node) {
        if (node.children && !node.children.length) {
          delete node.children;
        }
        return {
          id: node.id,
          label: node.locationName,
          children: node.children
        };
      },
      /** 查询空间位置下拉树结构 */
      getTreeselect() {
        listLocation().then(response => {
          this.locationOptions = [];
          const data = { id: 0, locationName: '顶级节点', children: [] };
          data.children = this.handleTree(response.data, "id", "pid");
          this.locationOptions.push(data);
        });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          id: null,
          pid: [],
          locationName: null,
          tierNaem: null,
          ipassSchoolId: [],
          status: null,
          isDelete: null,
          createDate: null,
          modifyDate: null
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      /** 新增按钮操作 */
      handleAdd(row) {
        this.getAll();
        this.reset();
        this.getTreeselect();
        if (row != null && row.id) {
          this.form.pid = row.id;
        } else {
          this.form.pid = 0;
        }
        this.open = true;
        this.title = "添加空间位置";
      },
      /** 展开/折叠操作 */
      toggleExpandAll() {
        this.refreshTable = false;
        this.isExpandAll = !this.isExpandAll;
        this.$nextTick(() => {
          this.refreshTable = true;
        });
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.getAll();
        this.reset();
        this.getTreeselect();
        if (row != null) {
          this.form.pid = row.id;
        }
        getLocation(row.id).then(response => {
          this.form = response.data;
          // this.form.pid = this.form.pid.split(",");
          // this.form.ipassSchoolId = this.form.ipassSchoolId.split(",");
          this.open = true;
          this.title = "修改空间位置";
        });
      },
      /** 提交按钮 */
      submitForm(obj) {
        if (obj.id == obj.pid){
          if(this.form.tierNaem){
            this.$message.success("不能选择自己的层次")
          }
        }else{
          this.$refs["form"].validate(valid => {
            if (valid) {
              // this.form.pid = this.form.pid.join(",");
              // this.form.ipassSchoolId = this.form.ipassSchoolId.join(",");
              if (this.form.id != null) {
                updateLocation(this.form).then(response => {
                  this.$modal.msgSuccess("修改成功");
                  this.open = false;
                  this.getList();
                });
              } else {
                addLocation(this.form).then(response => {
                  this.$modal.msgSuccess("新增成功");
                  this.open = false;
                  this.getList();
                });
              }
            }
          });
        }
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        this.$modal.confirm('是否确认删除空间位置 (包含子级)？').then(function() {
        }).then(() => {
          delLocation(row.id).then(data => {
            if (data.code == 200) {
              this.getList();
              this.$modal.msgSuccess("删除成功");
            }
          })
        }).catch(() => {
        });
      }
    }

};
</script>
